./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 10:38:51,423 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 10:38:51,460 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-05 10:38:51,465 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 10:38:51,466 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 10:38:51,485 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 10:38:51,486 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 10:38:51,486 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 10:38:51,486 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 10:38:51,486 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 10:38:51,489 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 10:38:51,489 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 10:38:51,490 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 10:38:51,490 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 10:38:51,490 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 10:38:51,490 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 10:38:51,490 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 10:38:51,490 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 10:38:51,490 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-05 10:38:51,490 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 10:38:51,490 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 10:38:51,490 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 10:38:51,490 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 10:38:51,490 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 10:38:51,490 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 10:38:51,490 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 10:38:51,490 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 10:38:51,490 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 10:38:51,490 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 10:38:51,490 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 10:38:51,491 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 10:38:51,491 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 10:38:51,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 10:38:51,491 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 10:38:51,491 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 10:38:51,491 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 10:38:51,491 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 10:38:51,491 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-05 10:38:51,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-05 10:38:51,491 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 10:38:51,491 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 10:38:51,494 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 10:38:51,494 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 10:38:51,494 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 [2025-02-05 10:38:51,742 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 10:38:51,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 10:38:51,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 10:38:51,752 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 10:38:51,753 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 10:38:51,753 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2025-02-05 10:38:52,827 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ded286db4/079af04cf7024174bf31f4b1258d7dd1/FLAG49fde2cd0 [2025-02-05 10:38:53,088 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 10:38:53,089 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2025-02-05 10:38:53,094 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ded286db4/079af04cf7024174bf31f4b1258d7dd1/FLAG49fde2cd0 [2025-02-05 10:38:53,409 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ded286db4/079af04cf7024174bf31f4b1258d7dd1 [2025-02-05 10:38:53,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 10:38:53,412 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 10:38:53,413 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 10:38:53,413 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 10:38:53,417 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 10:38:53,418 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 10:38:53" (1/1) ... [2025-02-05 10:38:53,420 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73462142 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:53, skipping insertion in model container [2025-02-05 10:38:53,420 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 10:38:53" (1/1) ... [2025-02-05 10:38:53,430 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 10:38:53,522 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2025-02-05 10:38:53,525 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 10:38:53,531 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 10:38:53,539 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2025-02-05 10:38:53,540 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 10:38:53,549 INFO L204 MainTranslator]: Completed translation [2025-02-05 10:38:53,550 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:53 WrapperNode [2025-02-05 10:38:53,550 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 10:38:53,551 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 10:38:53,551 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 10:38:53,551 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 10:38:53,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:53" (1/1) ... [2025-02-05 10:38:53,559 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:53" (1/1) ... [2025-02-05 10:38:53,568 INFO L138 Inliner]: procedures = 11, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2025-02-05 10:38:53,569 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 10:38:53,569 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 10:38:53,570 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 10:38:53,570 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 10:38:53,575 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:53" (1/1) ... [2025-02-05 10:38:53,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:53" (1/1) ... [2025-02-05 10:38:53,576 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:53" (1/1) ... [2025-02-05 10:38:53,584 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-02-05 10:38:53,584 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:53" (1/1) ... [2025-02-05 10:38:53,584 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:53" (1/1) ... [2025-02-05 10:38:53,586 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:53" (1/1) ... [2025-02-05 10:38:53,587 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:53" (1/1) ... [2025-02-05 10:38:53,587 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:53" (1/1) ... [2025-02-05 10:38:53,587 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:53" (1/1) ... [2025-02-05 10:38:53,590 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 10:38:53,591 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 10:38:53,591 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 10:38:53,591 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 10:38:53,591 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:53" (1/1) ... [2025-02-05 10:38:53,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 10:38:53,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 10:38:53,615 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-05 10:38:53,622 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-05 10:38:53,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 10:38:53,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 10:38:53,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 10:38:53,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-05 10:38:53,674 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 10:38:53,675 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 10:38:53,727 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2025-02-05 10:38:53,728 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 10:38:53,733 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 10:38:53,734 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 10:38:53,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 10:38:53 BoogieIcfgContainer [2025-02-05 10:38:53,734 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 10:38:53,736 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 10:38:53,737 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 10:38:53,740 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 10:38:53,740 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 10:38:53" (1/3) ... [2025-02-05 10:38:53,740 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32d6438a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 10:38:53, skipping insertion in model container [2025-02-05 10:38:53,740 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:53" (2/3) ... [2025-02-05 10:38:53,741 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32d6438a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 10:38:53, skipping insertion in model container [2025-02-05 10:38:53,741 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 10:38:53" (3/3) ... [2025-02-05 10:38:53,742 INFO L128 eAbstractionObserver]: Analyzing ICFG implicitfloatconversion.c [2025-02-05 10:38:53,758 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 10:38:53,759 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG implicitfloatconversion.c that has 1 procedures, 8 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2025-02-05 10:38:53,790 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 10:38:53,799 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@626ef601, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 10:38:53,799 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 10:38:53,802 INFO L276 IsEmpty]: Start isEmpty. Operand has 8 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 10:38:53,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2025-02-05 10:38:53,805 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 10:38:53,806 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2025-02-05 10:38:53,806 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 10:38:53,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 10:38:53,811 INFO L85 PathProgramCache]: Analyzing trace with hash 1261052, now seen corresponding path program 1 times [2025-02-05 10:38:53,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 10:38:53,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822829240] [2025-02-05 10:38:53,818 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 10:38:53,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 10:38:53,871 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-05 10:38:53,882 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-05 10:38:53,882 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 10:38:53,883 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 10:38:53,883 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-05 10:38:53,885 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-05 10:38:53,887 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-05 10:38:53,887 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 10:38:53,887 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 10:38:53,896 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-05 10:38:53,897 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-05 10:38:53,898 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-05 10:38:53,899 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-05 10:38:53,902 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-02-05 10:38:53,909 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-05 10:38:53,911 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.02 10:38:53 BoogieIcfgContainer [2025-02-05 10:38:53,911 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-05 10:38:53,911 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-05 10:38:53,911 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-05 10:38:53,911 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-05 10:38:53,912 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 10:38:53" (3/4) ... [2025-02-05 10:38:53,913 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-05 10:38:53,914 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-05 10:38:53,914 INFO L158 Benchmark]: Toolchain (without parser) took 502.35ms. Allocated memory is still 167.8MB. Free memory was 129.0MB in the beginning and 96.1MB in the end (delta: 33.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-05 10:38:53,915 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 201.3MB. Free memory is still 126.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 10:38:53,915 INFO L158 Benchmark]: CACSL2BoogieTranslator took 137.58ms. Allocated memory is still 167.8MB. Free memory was 128.6MB in the beginning and 118.3MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-05 10:38:53,915 INFO L158 Benchmark]: Boogie Procedure Inliner took 17.96ms. Allocated memory is still 167.8MB. Free memory was 118.3MB in the beginning and 117.5MB in the end (delta: 806.2kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 10:38:53,915 INFO L158 Benchmark]: Boogie Preprocessor took 20.75ms. Allocated memory is still 167.8MB. Free memory was 117.5MB in the beginning and 116.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 10:38:53,915 INFO L158 Benchmark]: IcfgBuilder took 143.69ms. Allocated memory is still 167.8MB. Free memory was 116.3MB in the beginning and 107.8MB in the end (delta: 8.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 10:38:53,916 INFO L158 Benchmark]: TraceAbstraction took 174.57ms. Allocated memory is still 167.8MB. Free memory was 107.0MB in the beginning and 96.1MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-05 10:38:53,916 INFO L158 Benchmark]: Witness Printer took 2.64ms. Allocated memory is still 167.8MB. Free memory is still 96.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 10:38:53,917 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 201.3MB. Free memory is still 126.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 137.58ms. Allocated memory is still 167.8MB. Free memory was 128.6MB in the beginning and 118.3MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 17.96ms. Allocated memory is still 167.8MB. Free memory was 118.3MB in the beginning and 117.5MB in the end (delta: 806.2kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.75ms. Allocated memory is still 167.8MB. Free memory was 117.5MB in the beginning and 116.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 143.69ms. Allocated memory is still 167.8MB. Free memory was 116.3MB in the beginning and 107.8MB in the end (delta: 8.5MB). There was no memory consumed. Max. memory is 16.1GB. * TraceAbstraction took 174.57ms. Allocated memory is still 167.8MB. Free memory was 107.0MB in the beginning and 96.1MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 2.64ms. Allocated memory is still 167.8MB. Free memory is still 96.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 12]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of to_int at line 7, overapproximation of to_real at line 6. Possible FailurePath: [L6] float f = 1; [L7] int i = f; [L8] COND TRUE i == 1 [L12] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 8 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-02-05 10:38:53,928 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 10:38:55,769 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 10:38:55,862 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-05 10:38:55,869 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 10:38:55,871 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 10:38:55,886 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 10:38:55,886 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 10:38:55,887 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 10:38:55,887 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 10:38:55,887 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 10:38:55,887 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 10:38:55,887 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 10:38:55,887 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 10:38:55,887 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 10:38:55,887 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 10:38:55,888 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 10:38:55,888 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 10:38:55,888 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 10:38:55,888 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 10:38:55,888 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 10:38:55,888 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 10:38:55,888 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 10:38:55,888 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 10:38:55,888 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-05 10:38:55,888 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-05 10:38:55,888 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-05 10:38:55,889 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 10:38:55,889 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 10:38:55,889 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 10:38:55,889 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 10:38:55,889 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 10:38:55,889 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 10:38:55,889 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 10:38:55,889 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 10:38:55,889 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 10:38:55,889 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 10:38:55,889 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 10:38:55,890 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 10:38:55,890 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 10:38:55,890 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-05 10:38:55,890 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-05 10:38:55,890 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 10:38:55,890 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 10:38:55,890 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 10:38:55,890 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 10:38:55,890 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 [2025-02-05 10:38:56,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 10:38:56,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 10:38:56,125 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 10:38:56,125 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 10:38:56,125 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 10:38:56,130 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2025-02-05 10:38:57,285 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ae71b8384/59e1a2b495ed459dbf3c6ce103394845/FLAG659ed9a0f [2025-02-05 10:38:57,484 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 10:38:57,484 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2025-02-05 10:38:57,488 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ae71b8384/59e1a2b495ed459dbf3c6ce103394845/FLAG659ed9a0f [2025-02-05 10:38:57,860 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ae71b8384/59e1a2b495ed459dbf3c6ce103394845 [2025-02-05 10:38:57,862 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 10:38:57,863 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 10:38:57,863 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 10:38:57,864 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 10:38:57,866 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 10:38:57,867 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 10:38:57" (1/1) ... [2025-02-05 10:38:57,867 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@180bce1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:57, skipping insertion in model container [2025-02-05 10:38:57,867 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 10:38:57" (1/1) ... [2025-02-05 10:38:57,875 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 10:38:57,968 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2025-02-05 10:38:57,975 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 10:38:57,985 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 10:38:57,994 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2025-02-05 10:38:57,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 10:38:58,007 INFO L204 MainTranslator]: Completed translation [2025-02-05 10:38:58,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:58 WrapperNode [2025-02-05 10:38:58,009 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 10:38:58,009 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 10:38:58,009 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 10:38:58,010 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 10:38:58,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:58" (1/1) ... [2025-02-05 10:38:58,023 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:58" (1/1) ... [2025-02-05 10:38:58,032 INFO L138 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 21 [2025-02-05 10:38:58,033 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 10:38:58,034 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 10:38:58,034 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 10:38:58,034 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 10:38:58,039 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:58" (1/1) ... [2025-02-05 10:38:58,039 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:58" (1/1) ... [2025-02-05 10:38:58,041 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:58" (1/1) ... [2025-02-05 10:38:58,047 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-02-05 10:38:58,048 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:58" (1/1) ... [2025-02-05 10:38:58,048 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:58" (1/1) ... [2025-02-05 10:38:58,053 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:58" (1/1) ... [2025-02-05 10:38:58,054 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:58" (1/1) ... [2025-02-05 10:38:58,058 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:58" (1/1) ... [2025-02-05 10:38:58,059 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:58" (1/1) ... [2025-02-05 10:38:58,060 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 10:38:58,060 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 10:38:58,060 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 10:38:58,060 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 10:38:58,061 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:58" (1/1) ... [2025-02-05 10:38:58,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 10:38:58,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 10:38:58,085 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-05 10:38:58,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-05 10:38:58,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 10:38:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 10:38:58,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 10:38:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-05 10:38:58,156 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 10:38:58,158 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 10:38:58,223 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2025-02-05 10:38:58,223 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 10:38:58,227 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 10:38:58,228 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 10:38:58,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 10:38:58 BoogieIcfgContainer [2025-02-05 10:38:58,228 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 10:38:58,230 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 10:38:58,230 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 10:38:58,234 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 10:38:58,234 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 10:38:57" (1/3) ... [2025-02-05 10:38:58,235 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ffd69f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 10:38:58, skipping insertion in model container [2025-02-05 10:38:58,235 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:38:58" (2/3) ... [2025-02-05 10:38:58,235 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ffd69f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 10:38:58, skipping insertion in model container [2025-02-05 10:38:58,235 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 10:38:58" (3/3) ... [2025-02-05 10:38:58,236 INFO L128 eAbstractionObserver]: Analyzing ICFG implicitfloatconversion.c [2025-02-05 10:38:58,245 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 10:38:58,245 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG implicitfloatconversion.c that has 1 procedures, 8 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2025-02-05 10:38:58,272 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 10:38:58,279 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@27baaf09, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 10:38:58,279 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 10:38:58,282 INFO L276 IsEmpty]: Start isEmpty. Operand has 8 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 10:38:58,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2025-02-05 10:38:58,285 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 10:38:58,285 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2025-02-05 10:38:58,285 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 10:38:58,288 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 10:38:58,288 INFO L85 PathProgramCache]: Analyzing trace with hash 1261052, now seen corresponding path program 1 times [2025-02-05 10:38:58,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 10:38:58,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [471521405] [2025-02-05 10:38:58,295 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 10:38:58,295 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-02-05 10:38:58,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 10:38:58,297 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-02-05 10:38:58,302 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-02-05 10:38:58,351 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-05 10:38:58,363 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-05 10:38:58,364 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 10:38:58,364 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 10:38:58,364 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-05 10:38:58,368 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-05 10:38:58,372 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-05 10:38:58,372 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 10:38:58,372 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 10:38:58,383 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2025-02-05 10:38:58,384 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-05 10:38:58,384 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-05 10:38:58,390 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-02-05 10:38:58,586 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-02-05 10:38:58,590 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-02-05 10:38:58,599 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-05 10:38:58,602 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.02 10:38:58 BoogieIcfgContainer [2025-02-05 10:38:58,602 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-05 10:38:58,603 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-05 10:38:58,603 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-05 10:38:58,603 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-05 10:38:58,604 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 10:38:58" (3/4) ... [2025-02-05 10:38:58,605 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2025-02-05 10:38:58,628 INFO L127 tionWitnessGenerator]: Generated YAML witness of length 2. [2025-02-05 10:38:58,655 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-05 10:38:58,655 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-05 10:38:58,655 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-05 10:38:58,656 INFO L158 Benchmark]: Toolchain (without parser) took 792.95ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 54.6MB in the end (delta: 38.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-02-05 10:38:58,656 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory is still 62.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 10:38:58,656 INFO L158 Benchmark]: CACSL2BoogieTranslator took 145.53ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 81.7MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-05 10:38:58,656 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.77ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.7MB in the end (delta: 928.0kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 10:38:58,656 INFO L158 Benchmark]: Boogie Preprocessor took 26.16ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 79.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 10:38:58,657 INFO L158 Benchmark]: IcfgBuilder took 168.16ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 70.3MB in the end (delta: 9.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-05 10:38:58,657 INFO L158 Benchmark]: TraceAbstraction took 372.71ms. Allocated memory is still 117.4MB. Free memory was 69.4MB in the beginning and 59.3MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-05 10:38:58,657 INFO L158 Benchmark]: Witness Printer took 51.92ms. Allocated memory is still 117.4MB. Free memory was 59.3MB in the beginning and 54.6MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 10:38:58,658 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory is still 62.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 145.53ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 81.7MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.77ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.7MB in the end (delta: 928.0kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.16ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 79.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 168.16ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 70.3MB in the end (delta: 9.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 372.71ms. Allocated memory is still 117.4MB. Free memory was 69.4MB in the beginning and 59.3MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 51.92ms. Allocated memory is still 117.4MB. Free memory was 59.3MB in the beginning and 54.6MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 12]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L6] float f = 1; [L7] int i = f; VAL [i=1] [L8] COND TRUE i == 1 [L12] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 8 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2025-02-05 10:38:58,670 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE